MySQL

MySQL is an open source database, so it can be installed based on source code. There is more flexibility in source-based installation. That is to say we can choose the right compiler for our own hardware platform to optimize the compiled binary code,

On the internal test server to install the new MySQL, the server log on to the database is not a problem, but remote can not log in, try to use the Telnet command to connect to the MySQL server, the result command line gives the following prompt:

Start: net start mySql;Enter: Mysql-u root-p/mysql-h localhost-u root-p databaseName;List databases: show databases;Select database: Use DatabaseName;List table: Show tables;Show table Column properties: Show columns from TableName;Build database:

When installing MySQL on a Linux system, thethe Mysql-5.6.17-1.el6.x86_64.rpm-bundle.tar package opens with 7 rpm files, as

The process of killing all lock tables in--mysql--------------------------------2014/05/20In the management of the database, we often encounter the problem of lock table, look at the process list. mysql>show processlist; Out of several screens, no 1

1: Use the SHOW statement to find out what database currently exists on the server: MySQL show DATABASES; 2:2, create a database mysqldata mysql create databases mysqldata; 3: Select the database you created MySQL use Mysqldata; (press ENTER to

This post mainly introduces the use of Ameoba to achieve MySQL read and write separation function, and the official MySQL Mysql-proxy need to write their own complex LUA script to achieve the same function, so individuals are inclined to use amoeba

Article reprint Address:http://blog.csdn.net/intel80586/article/details/8487682 +http://www.myexception.cn/operating-system/1616547.htmlMAC OSX uses Python to install module problemsSystem environment: MAC OSX 10.9.2Python version: 2.7.5The new

We talked about basic package management and file operation, and now we have to install something useful!In this article I will write a method to install Apache, PHP, and MySQL with Yum , and then run phpMyAdmin to manage the database.1. How to

MySQL database connection Too many causes the system error, the system can not connect to the database, the key to see two of data:1, the database system allows the maximum number of connections max_connections. This parameter can be set. If not set,

MySQL's own Mysqlbinlog | MySQL rollback is not good for you to write a simple script to try:The idea is to use Mysqlbinlog to find the transaction area that needs to be rolled back from Mysql-bin.file and then insert the DB through the script.# #

In project development, you need to write a Windows service to copy data from SQL Server to MySQL (5.6.13 Win64 (x86_64)) and then perform a computational analysis of the data.Replicate every 15 minutes, copying about 200 data at a time, and

Query the MySQL table for corrupted commands, as follows:# CHECK Table NameThe long-term use of MySQL, there will certainly be some problems, in general, the MySQL table is inaccessible, you can repair the table, optimized to reduce disk space. Easy

Xtrabackup is a MySQL database backup tool provided by Percona, officially described, which is the world's only one by one open source tools that enable hot provisioning of InnoDB and XTRADB databases. Characteristics:(1) The backup process is fast

1. Download the JDBC Driver:http://dev.mysql.com/downloads/connector/j/2. Add the JDBC jar package to the project's Libs directory and build path2. Modify environment variables: Export Path=/usr/local/mysql/bin/:${path}3. Default [email protected]

Database performance is critical to a data-centric application that directly affects the performance of the program. In general, to ensure the efficiency of the database, to do the following four aspects of the work: database design, SQL statement

For beginners, mysql users often encounter mysql connection failures. Special post to collect the symptoms and causes of such problems.First, throw a brick.Summarized as follows:Fault description: Unable to connect to mysql===========================

MySQL uses a plug-in storage engine. The storage engines include MyISAM, Innodb, NDB Cluster, Maria, Falcon, Memory, Archive, Merge, and Federated. The most widely used storage engines are MyISAM and Innodb, so I will give a brief introduction to

Environment: 192.168.100.210192.168.100.104192.168.100.208192.168.100.106Note: 210,104 is used as a mysql database.208 as mysql-proxy.106 as the testing machine.Download related

I shared my learning notes a long time ago, hoping to help more beginners. Note: This document uses the mysql-5.1.73 version as an example to explain 1. mysql source code compilation/installation steps 1) download and decompress the mysql source